Antifouling paint



. course vary according to the color of UNITED STATES PATENT OFFICE.

CHARLES E. WICKLIFFE, OF NEW YORK. N. Y., ASSIGNOR OF GIVE-FOURTH TO JOHN JENNERICH AND ONE-FOURTH TO THOMAS MCMURRAY, BOTH OF N'E'W YOBK, N. Y.

ANTIFOULING PAINT.

No Drawing.

To all whom it may concern:

-Be it known that I, CHARLES E. WICK- V ture of cyanid of mercury, a suitable pigment or pigments, and a suitable vehicle and drier. The pigment or pigments will of aint desired. For thevehicle and drier ploy a mixture of turpentine, linseed oil and japan. In preparing the paint'I prefer to use the ingredients in about the following proportionsviz. one pound of cyanid of mercury, fifteen pounds of pigment, and ap proximately one gallon of the liquid vehicle and drier. The ingredientsmay be mixed in a paint mill or in any other suitable manner. It will be obvious'that the proportions may be varied to increase or diminish the amount of coloring matter or the amount of poisonous matter, and to vary the consistency of the paint. It will also be obvious that the paint may be thinned in any known manner, asby the addition of turpentine, or thickened by adding ,white lead,

.Paints made in accordance with the fol.- V

' lowing formulae will give good results:

The paint compound consists of a :"mix-' Specification of Letters Patent. Patented NOV. 9, 1920. Application filed March 24. 1920. Serial No. 368,213.

Green paint.

Cyanidof mercury 1 lb. Verdigris 5 lbs. Paris green 5 lbs. Chrome green 5 lbs. Linseed oil 5 pts. Turpentine 3 pts Japan 1 pt.

. Red paint. Cyanid of mercury 1 lb. Red pigment (such as red min-- eral oxid) 15 lbs. Linseed oil; 5.. pts. Turpentine 3 pts. Japan s 1 pt.

It will benoted that in the-formula for green paint I employ threedifl'erent kinds of green pigments, namely verdigris, chrome green, and Paris green, the latter being a poison as well as a pigment.

What I claim is: 1. An antifouling paint comprising cyanid of mercury, coloring material, linseed oil, turpentine and japan in approximately the 7 following proportions, viz. 'c anid of mercury, 1 1b.; coloring materia 15 lbs; linseed oil, 5 pts.; turpentine, 3 pts.; japan, I pt of mercury, Paris green, linseed oil, turpen- 'tine and japan.

CHARLES E. WICK-LIFFE.

2. An antifouling paint comprising cyanid 

